4″ x 3″ 1750rpm Straights

RESOURCES:

Download Spec Sheet

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Models: (See spec sheet for more info)
NOTE: Product images are a representation only and AMT reserves the right to discontinue any model or change specification at any time without incurring any obligation.
4282-95 (replaced 428B-95)
4281-95 (replaced 428A-95)

Category: SKU: 428A-95

Description

The AMT Cast Iron 1750 RPM Solids Handling End Suction Centrifugal pump delivers high efficiency performance that minimizes operation and energy costs. Built to last, each pump features a precision cast bronze impeller that is dynamically balanced to minimize vibration and maximize motor bearing life. Pull-from-rear design simplifies maintenance without disturbing piping connection. Gauge taps at the suction and discharge ports allow for system monitoring. Maximum 1/4″ diameter solids handling and optional seal flush/air relief valve is available for vertical installations. Pumps require a flooded suction and positive suction pressure.

• Cast Iron Construction
• Silicon Bronze Precision Cast Dynamically Balanced Impeller
• Viton® Silicon Carbide/Carbon Mechanical Seal
• Bronze Case Wear Ring
• 4˝ x 3˝ 125 Lb. 8-Bolt Flanged Suction Port & 4-Bolt Flanged Discharge Port
• Pull-From-Rear Design Permits Easy Servicing Without Disturbing Piping
• 1/4˝ NPT Gauge Taps on Suction & Discharge Ports For System Monitoring
• Bronze Shaft Sleeve to Protect Motor Shaft
• Maximum Casing Pressure 175 PSI
• Maximum Temperature 200° F
• Includes Seal Flush/Air Relief Valve
• Front Drain Plugs
• TEFC JM NEMA Frame IE2/EPAC Energy Efficient Motors